Home / 38,463.91-57,696.32-13,504.68

Finding the Fourth Proportional to 38,463.91, 57,696.32 and 13,504.68

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Solution

The fourth proportional to 38,463.91, 57,696.32 and 13,504.68 is: 20,257.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463.91 : 57,696.32 = 13,504.68 : x
  2. Step 2: Convert to fraction form
    38,463.91/57,696.32 = 13,504.68/x
  3. Step 3: Cross multiply
    38,463.91x = 57,696.32 × 13,504.68
  4. Step 4: Simplify right side
    38,463.91x = 779,170,372.54
  5. Step 5: Solve for x
    x = 779,170,372.54/38,463.91
  6. Step 6: Final answer
    x = 20,257.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.